Troubleshooting
Samsung Electronics 4-37
1. Test items
1) Check the normal operation of indoor Fan/Motor.
2) Check the normal operation of indoor EEV.
3) Check the IN/OUT sensor of indoor heat exchanger.
3) Check the clogging of indoor air inlet part.
2. Check procedure
4-3-13 Compressor down due to freezing control (Error Code : E403)
Is the indoor Fan/Motor normal operation?
Is the sensor on indoor heat exchanger
display the temperature correctly?
Check the clogging of indoor air inlet part.
Check the relevant indoor Fan
No
Yes
Yes
No
Refer to other temperature sensor error
section to check for error.
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